What is the setting of The Adventures of Tom Sawyer?

The Adventures of Tom Sawyertakes place in St. Petersburg, Missouri, along the Mississippi River, in the 1840s. The small town and surrounding area is Tom’s playground for all the adventures he goes through in the novel. The town of Hannibal is considered the present day setting of the novel, and if you go there, you will see a replica of the fence Tom talks Ben into painting and the boyhood home of Mark Twain....

The Adventures of Tom Sawyer takes place in St. Petersburg, Missouri, along the Mississippi River, in the 1840s. The small town and surrounding area is Tom’s playground for all the adventures he goes through in the novel. The town of Hannibal is considered the present day setting of the novel, and if you go there, you will see a replica of the fence Tom talks Ben into painting and the boyhood home of Mark Twain. There is also a magnificent cave nearby that the boys explore (Tom and Becky Thatcher get lost in the cave) and Jackson Island where the boys stay while pretending to be pirates. Other setting sites include a graveyard, where the Tom and Huck see Injun Joe kill the doctor, and an abandoned house, where Huck and Tom overhear the plans of Injun Joe to kill the Widow Douglas. 

The novel takes place during the United States' “adolescence” and the settling of the West.  It is also takes place during the time of slavery.